Play mat backpack



FIG. 1 is a perspective front view of a play mat backpack;

FIG. 2 is a perspective rear view of a play mat backpack;

FIG. 3 is a top view of a play mat backpack;

FIG. 4 is a front view of a play mat backpack;

FIG. 5 is a side view of a play mat backpack;

FIG. 6 is a rear view of a play mat backpack;

FIG. 7 is a side view of a play mat backpack; and,

FIG. 8 is a bottom view of a play mat backpack. 

CLAIM The ornamental design for a play mat backpack, as shown and described. 